Name of index | HG2789-1996 | FCC-IV |
Appearance | white floating, crystalline powder | |
content(Ca),% | 34.0-40.0 | 34.0-40.0 |
As,≤ % | 0.0003 | 0.0003 |
F,≤ % | 0.0075 | 0.0075 |
Heavy metals(Pb),≤% | 0.002 | 0.0015 |
Pb,≤ % | - | 0.0005 |
Loss on heating(200) ≤ % | 10.0 | - |
Loss on heating(800) ≤ % | - | 10.0 |
Clear grade | Slightly turbid | - |